<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>隐式转换</title>
	</head>
	<body>
		<script>
			var a=123;
			var b="123";
			console.log(a+a+a+b);
			console.log(b+a+a+a);
		</script>
	</body>
</html>
